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We have a 1997 330 lc Hitachi excavator. There is a
we have a 1997 330 lc Hitachi excavator. There is a hydraulic leak in the under carriage, under the swing drive. What are we looking at here to fix it. … read more
Dan
Dan
Technician
Auto Mechanics 1&2/diesel mech
11,401 satisfied customers
I have a kubota rx303 mini excavator and a r3d light started
I have a kubota rx303 mini excavator and a r3d light started flashing on the control screen and also an alarm now some of the hydraulic controls aren't working any ideas what this could be thanks … read more
Dan
Dan
Technician
Auto Mechanics 1&2/diesel mech
11,401 satisfied customers
Trying to reattach cab to undercarriage of 335g bobcat
trying to reattach cab to undercarriage of 335g bobcat excavator,can this be done with rotor motor still attached to cab … read more
Dan
Dan
Technician
Auto Mechanics 1&2/diesel mech
11,401 satisfied customers
Complete right side of Deere 120C excavator does not
complete right side of John Deere 120C excavator does not operate … read more
Dan
Dan
Technician
Auto Mechanics 1&2/diesel mech
11,401 satisfied customers
I have a bobcat 341 excavator and I'm experiencing whining
Hi, I have a bobcat 341 excavator and I'm experiencing whining and screeching while engaging the swing motor. I've made sure everything is lubed up. Regardless of the direction of the swing I first he… read more
Dan
Dan
Technician
Auto Mechanics 1&2/diesel mech
11,401 satisfied customers
My mini excavator acts like it has a restriction in
my mini excavator acts like it has a restriction in hydraulic circuit … read more
Dan
Dan
Technician
Auto Mechanics 1&2/diesel mech
11,401 satisfied customers
I own a 1996 Samsung Se 280 excavator and basically my issue
Hi, I own a 1996 Samsung Se 280 excavator and basically my issue is everything is working hydraulic wise except for the stick. The main boom with the two hydraulic jacks works fine and the bucket move… read more
Dan
Dan
Technician
Auto Mechanics 1&2/diesel mech
11,401 satisfied customers
Have a 2004 200 excavator 10500 hrs turn table seal just
Have a 2004 200 excavator 10500 hrs turn table seal just started dropping grease . About 18” of what looks like a seal is hanging down. What is recommended? … read more
Dan
Dan
Technician
Auto Mechanics 1&2/diesel mech
11,401 satisfied customers
I have a 1988 Cat 416 Backhoe. Recently while digging the
I have a 1988 Cat 416 Backhoe. Recently while digging the boom suddenly seemed to loose most of its lifting capability. It can barely lift itself but if the extended part of the stick isn't out or the… read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,303 satisfied customers
I have a 2004 bobcat S220. It lifts and tilts fine with no
I have a 2004 bobcat S220. It lifts and tilts fine with no load. When I get a scoop of dirt it lifts real slow if at all sometimes but tilts fine. Drives fine with or without load. Just the lifting is… read more
Curtis B.
Curtis B.
Technician
Associate Degree
1,921 satisfied customers
Have a case 590 super m backhoe.Hose blew under the machine
Have a case 590 super m backhoe.Hose blew under the machine and lost all hydraulic fluid.the front bucket and stabilizers were up when this happened.Drove machine for about 10 minutes to the barn ,had… read more
Curtis B.
Curtis B.
Technician
Associate Degree
1,921 satisfied customers
I have a 1982 tachi excavator model UH02 it has steel
I have a 1982 Hitachi excavator model UH02 it has steel tracks, it runs well and moves well on tracks, but after about 6 are 7 hours working it s real slow when trying to move but the rest of it still… read more
Dan
Dan
Technician
Auto Mechanics 1&2/diesel mech
11,401 satisfied customers
I have cat 312 tracks are very slow it will go straight on
I have cat 312 tracks are very slow it will go straight on level ground but won't turn have to take boom and turn machine… read more
Dan
Dan
Technician
Auto Mechanics 1&2/diesel mech
11,401 satisfied customers
Where would I check shavings after I replaced final drive on
Where would I check for metal shavings after I replaced final drive on left side Bucket will not raise and left track is binding because it's not getting fluid… read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,303 satisfied customers
Hello, I have a 320 Cat/Favco 30 ton. Unable to swing. Engine loads up when trying to swin
Hello, I have a 320 Cat/Favco 30 ton. Unable to swing. Engine loads up when trying to swing. I've located four solenoid valves located on pilot system near pump. I've also located solenoid valve on sw… read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,303 satisfied customers
my 2004 6640 gehl skidsteer boom is lifting slow even at high
my 2004 6640 gehl skidsteer boom is lifting slow even at high rpms, i already have changed the main relief valve and changed the hydraulic filter and still no change.… read more
Curtis B.
Curtis B.
Technician
Associate Degree
1,921 satisfied customers
I have an ex 200 lc excavator that the boom will no go up or
I have an ex 200 lc excavator that the boom will no go up or down but all other functions seem to work. What could be causing this?… read more
dieseldan55
dieseldan55
Mechanic
Vocational, Technical or Trade Scho
294 satisfied customers
I have a 1980 235 Cat excavator and recently the stick is very
I have a 1980 235 Cat excavator and recently the stick is very slow, also one track has lost power. I checked the pressure on the pumps, both pressure up to 3700 psi, pilot pressure is at 325 at the s… read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,303 satisfied customers
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Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

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